US Bridges

SR 477-PA 477 over Long Run

Good

Clinton County, Pennsylvania · Salona · Structure no. 000000000047625

Built
2012
13 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
47 ft
1 main span
Daily traffic
2,519
2023 count
Owner
State
State Highway Agency

About this bridge

SR 477-PA 477 over Long Run is a prestressed concrete box beam or girders - multiple carrying SR 477-PA 477 over Long Run in Clinton County, Pennsylvania. It was built in 2012, so it is 13 years old, younger than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,519 vehicles a day, roughly 8% of them trucks, projected to reach 2,002 by 2044. The structure is 47 ft (14.3 m) long and 33 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesSR 477-PA 477
CrossesLong Run
LocationSalona
RouteState Highway 477
Coordinates41.08367, -77.45347
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating39.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length47 ft (14.3 m)
Longest span47 ft (14.3 m)
Deck width33 ft (10.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,519 (2023)
Projected traffic2,002 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 477-PA 477 over Long Run built?

It was built in 2012, making it 13 years old in 2025.

What condition is SR 477-PA 477 over Long Run in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2024.

How much traffic does SR 477-PA 477 over Long Run carry?

About 2,519 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is SR 477-PA 477 over Long Run?

The structure is 47 ft (14.3 m) long with a longest span of 47 ft (14.3 m) and a deck 33 ft wide.

Who owns SR 477-PA 477 over Long Run?

It is owned by the State Highway Agency.